Finding the Fourth Proportional to 225,838.21, 310,874.52 and 195,197.35
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Solution
The fourth proportional to 225,838.21, 310,874.52 and 195,197.35 is: 268,696.26
Step by Step Solution
- Step 1: Write the proportion equation
225,838.21 : 310,874.52 = 195,197.35 : x - Step 2: Convert to fraction form
225,838.21/310,874.52 = 195,197.35/x - Step 3: Cross multiply
225,838.21x = 310,874.52 × 195,197.35 - Step 4: Simplify right side
225,838.21x = 60,681,882,486.52 - Step 5: Solve for x
x = 60,681,882,486.52/225,838.21 - Step 6: Final answer
x = 268,696.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.